2221210202103 has 12 divisors (see below), whose sum is σ = 3209859346408. Its totient is φ = 1480140058320.

The previous prime is 2221210202083. The next prime is 2221210202171. The reversal of 2221210202103 is 3012020121222.

2221210202103 is a `hidden beast` number, since 2 + 221 + 210 + 20 + 210 + 3 = 666.

It is not a de Polignac number, because 2221210202103 - 2²⁸ = 2220941766647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221210200103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55540825 + ... + 55580802.

Almost surely, 2^{2221210202103} is an apocalyptic number.

2221210202103 is a deficient number, since it is larger than the sum of its proper divisors (988649144305).

2221210202103 is a wasteful number, since it uses less digits than its factorization.

2221210202103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111123854 (or 111123851 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2221210202103 its reverse (3012020121222), we get a palindrome (5233230323325).

The spelling of 2221210202103 in words is "two trillion, two hundred twenty-one billion, two hundred ten million, two hundred two thousand, one hundred three".